test/ruby/test_process.rb (test_many_args): increase timeout

Some machines take a while to run this test, apparently.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51494 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/ruby/test_process.rb

@@ -2175,7 +2175,7 @@ EOS
 
   def test_many_args
     bug11418 = '[ruby-core:70251] [Bug #11418]'
-    assert_in_out_err([], <<-"end;", ["x"]*256, [], bug11418)
+    assert_in_out_err([], <<-"end;", ["x"]*256, [], bug11418, timeout: 60)
       bin = "#{EnvUtil.rubybin}"
       args = Array.new(256) {"x"}
       GC.stress = true